<template>
  <li>
    <label>
      <input
        type="checkbox"
        :checked="todo.isDone"
        @change="change(todo.id, $event.target.checked)"
      />
      <span>{{ todo.title }}</span>
    </label>
    <button class="btn btn-danger" @click="deleteTodoHandler(todo.id)">
      删除
    </button>
  </li>
</template>

<script setup lang="ts">
import type { Todo } from '../types/todo'
defineProps<{ todo: Todo }>()
const emit = defineEmits<{
  (e: 'delTodo', id: number): void
  (e: 'change', id: number, isDone: boolean): void
}>()

const deleteTodoHandler = (id: number): void => {
  emit('delTodo', id)
}

const change = (id: number, isDone: boolean): void => {
  emit('change', id, isDone)
}
</script>

<style scoped>
/*item*/
li {
  list-style: none;
  height: 36px;
  line-height: 36px;
  padding: 0 5px;
  border-bottom: 1px solid #ddd;
}

li label {
  float: left;
  cursor: pointer;
}

li label li input {
  vertical-align: middle;
  margin-right: 6px;
  position: relative;
  top: -1px;
}

li button {
  float: right;
  /* display: none; */
  margin-top: 3px;
}

li:before {
  content: initial;
}

li:last-child {
  border-bottom: none;
}
</style>
